Coffee maker



FIG. 1 is a perspective view as seen from the top, front and left side of a coffee maker showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in FIGS. 1 and 2 showing an LED clock display window and an opening for an LED power indicator, in FIGS. 2 through 5 and 7 showing support feet, in FIG. 3 showing a pause/serve mechanism, and in FIG. 4 showing several vent openings and a cord storage recess are used for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a coffee maker, as shown and described. 